src/plugins/litehtml_viewer/lh_prefs.c

   1 /*
   2  * Claws Mail -- A GTK+ based, lightweight, and fast e-mail client
   3  * Copyright(C) 2019 the Claws Mail Team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License for more details.
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write tothe Free Software
  15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  */
  17
  18 #ifdef HAVE_CONFIG_H
  19 #include "config.h"
  20 #include "claws-features.h"
  21 #endif
  22
  23 #include <glib.h>
  24 #include <glib/gi18n.h>
  25
  26 #include "prefs_gtk.h"
  27 #include "common/defs.h"
  28 #include "common/utils.h"
  29 #include "gtk/gtkutils.h"
  30
  31 #include "lh_prefs.h"
  32
  33 #define PREFS_BLOCK_NAME "LiteHTML"
  34
  35 static void create_lh_prefs_page(PrefsPage *page, GtkWindow *window,
  36                 gpointer data);
  37 static void destroy_lh_prefs_page(PrefsPage *page);
  38 static void save_lh_prefs_page(PrefsPage *page);
  39 static void save_prefs(void);
  40
  41 LHPrefs lh_prefs;
  42
  43 struct _LHPrefsPage {
  44         PrefsPage page;
  45         GtkWidget *enable_remote_content;
  46         GtkWidget *image_cache_size;
  47 };
  48 typedef struct _LHPrefsPage LHPrefsPage;
  49
  50 static PrefParam param[] = {
  51         { "enable_remote_content", "FALSE", &lh_prefs.enable_remote_content, P_BOOL,
  52                 NULL, NULL, NULL },
  53         { "image_cache_size", "20", &lh_prefs.image_cache_size, P_INT,
  54                 NULL, NULL, NULL },
  55         { NULL, NULL, NULL, 0, NULL, NULL, NULL }
  56 };
  57
  58 static LHPrefsPage lh_prefs_page;
  59
  60 LHPrefs *lh_prefs_get(void)
  61 {
  62         return &lh_prefs;
  63 }
  64
  65 void lh_prefs_init(void)
  66 {
  67         static gchar *path[3];
  68         gchar *rcpath;
  69
  70         path[0] = _("Plugins");
  71         path[1] = "LiteHTML";
  72         path[2] = NULL;
  73
  74         prefs_set_default(param);
  75         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, COMMON_RC, NULL);
  76         prefs_read_config(param, PREFS_BLOCK_NAME, rcpath, NULL);
  77         g_free(rcpath);
  78
  79         lh_prefs_page.page.path = path;
  80         lh_prefs_page.page.create_widget = create_lh_prefs_page;
  81         lh_prefs_page.page.destroy_widget = destroy_lh_prefs_page;
  82         lh_prefs_page.page.save_page = save_lh_prefs_page;
  83         lh_prefs_page.page.weight = 30.0;
  84         prefs_gtk_register_page((PrefsPage *) &lh_prefs_page);
  85 }
  86
  87 void lh_prefs_done(void)
  88 {
  89 }
  90
  91 static void create_lh_prefs_page(PrefsPage *page, GtkWindow *window,
  92                 gpointer data)
  93 {
  94         LHPrefsPage *prefs_page = (LHPrefsPage *)page;
  95         GtkWidget *vbox;
  96         GtkWidget *vbox_remote;
  97         GtkWidget *hbox;
  98         GtkWidget *frame;
  99         GtkWidget *label;
 100         GtkWidget *enable_remote_content;
 101         GtkWidget *image_cache_size;
 102         GtkObject *adj;
 103
 104         vbox = gtk_vbox_new(FALSE, 3);
 105         gtk_container_set_border_width(GTK_CONTAINER(vbox), VBOX_BORDER);
 106         gtk_widget_show(vbox);
 107
 108         /* Enable remote content */
 109         vbox_remote = gtkut_get_options_frame(vbox, &frame, _("Remote resources"));
 110
 111         label = gtk_label_new(_("Loading remote resources can lead to some privacy issues.\n"
 112                                 "When remote content loading is disabled, nothing will be requested\n"
 113                                 "from the network."));
 114         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 115
 116         enable_remote_content = gtk_check_button_new_with_label(_("Enable loading of remote content"));
 117         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(enable_remote_content),
 118                         lh_prefs.enable_remote_content);
 119
 120         gtk_box_pack_start(GTK_BOX(vbox_remote), label, FALSE, FALSE, 0);
 121         gtk_box_pack_start(GTK_BOX(vbox_remote), enable_remote_content, FALSE, FALSE, 0);
 122         gtk_widget_show_all(vbox_remote);
 123
 124         /* Image cache size */
 125         hbox = gtk_hbox_new(FALSE, 8);
 126         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 127
 128         label = gtk_label_new(_("Size of image cache in megabytes"));
 129         gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0);
 130
 131         adj = gtk_adjustment_new(0, 0, 99999, 1, 10, 0);
 132         image_cache_size = gtk_spin_button_new(GTK_ADJUSTMENT(adj), 1, 0);
 133         gtk_spin_button_set_numeric(GTK_SPIN_BUTTON(image_cache_size), TRUE);
 134         gtk_spin_button_set_wrap(GTK_SPIN_BUTTON(image_cache_size), FALSE);
 135         gtk_spin_button_set_value(GTK_SPIN_BUTTON(image_cache_size),
 136                         lh_prefs.image_cache_size);
 137         gtk_box_pack_start(GTK_BOX(hbox), image_cache_size, FALSE, FALSE, 0);
 138
 139         gtk_widget_show_all(hbox);
 140
 141         prefs_page->enable_remote_content = enable_remote_content;
 142         prefs_page->image_cache_size = image_cache_size;
 143         prefs_page->page.widget = vbox;
 144 }
 145
 146 static void destroy_lh_prefs_page(PrefsPage *page)
 147 {
 148 }
 149
 150 static void save_lh_prefs_page(PrefsPage *page)
 151 {
 152         LHPrefsPage *prefs_page = (LHPrefsPage *)page;
 153
 154         lh_prefs.enable_remote_content = gtk_toggle_button_get_active(
 155                         GTK_TOGGLE_BUTTON(prefs_page->enable_remote_content));
 156         lh_prefs.image_cache_size = gtk_spin_button_get_value_as_int(
 157                         GTK_SPIN_BUTTON(prefs_page->image_cache_size));
 158
 159         save_prefs();
 160 }
 161
 162 static void save_prefs(void)
 163 {
 164         PrefFile *pref_file;
 165         gchar *rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 166                         COMMON_RC, NULL);
 167
 168         pref_file = prefs_write_open(rcpath);
 169
 170         if (!pref_file) {
 171                 g_warning("failed to open configuration file '%s' for writing", rcpath);
 172                 g_free(rcpath);
 173                 return;
 174         }
 175         if (prefs_set_block_label(pref_file, PREFS_BLOCK_NAME) < 0) {
 176                 g_warning("failed to set block label "PREFS_BLOCK_NAME);
 177                 g_free(rcpath);
 178                 return;
 179         }
 180
 181         if (prefs_write_param(param, pref_file->fp) < 0) {
 182                 g_warning("failed to write LiteHTML Viewer plugin configuration");
 183                 prefs_file_close_revert(pref_file);
 184                 g_free(rcpath);
 185                 return;
 186         }
 187
 188         if (fprintf(pref_file->fp, "\n") < 0) {
 189                 FILE_OP_ERROR(rcpath, "fprintf");
 190                 prefs_file_close_revert(pref_file);
 191         } else {
 192                 debug_print("successfully saved LiteHTML Viewer plugin configuration\n");
 193                 prefs_file_close(pref_file);
 194         }
 195
 196         g_free(rcpath);
 197 }